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Biodiversity And Evolution In The Guiana Shield, South America, Andrew Michael Snyder
Biodiversity And Evolution In The Guiana Shield, South America, Andrew Michael Snyder
Electronic Theses and Dissertations
The neotropics are characterized as the most species rich region in the world. Unfortunately, the region's unparalleled biodiversity has not protected it from ongoing threats such as agriculture, mining, logging, oil extraction, and climate change. I studied the biodiversity and evolution of the herpetofauna of South America in order to investigate the influence of historical geological and climatological events in shaping extant neotropical diversity, particularly the Guiana shield. For my research, I set out to explore the processes involved in shaping the remarkable extant diversity using anuran amphibians as models. With my dissertation, I provide a comprehensive review of the …